H05.821 Myopathy of extraocular muscles, right orbit

Instructional Notes:

H05.821
Description: Myopathy of extraocular muscles, right orbit
↓
H05.82
Description: Myopathy of extraocular muscles
↓
H05.8
Description: Other disorders of orbit
↓
H05
Description: Disorders of orbit
Exclude1:
- congenital malformation of orbit (Q10.7)
↓
H00-H05
Description: Disorders of eyelid, lacrimal system and orbit (H00-H05)
Exclude2:
- open wound of eyelid (S01.1-)
- superficial injury of eyelid (S00.1-, S00.2-)
↓
H00-H59
Description: Diseases of the eye and adnexa
Exclude2:
- certain conditions originating in the perinatal period (P04-P96)
- certain infectious and parasitic diseases (A00-B99)
- complications of pregnancy, childbirth and the puerperium (O00-O9A)
- congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)
- diabetes mellitus related eye conditions (E09.3-, E10.3-, E11.3-, E13.3-)
- endocrine, nutritional and metabolic diseases (E00-E88)
- injury (trauma) of eye and orbit (S05.-)
- injury, poisoning and certain other consequences of external causes (S00-T88)
- neoplasms (C00-D49)
- symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
- syphilis related eye disorders (A50.01, A50.3-, A51.43, A52.71)
Notes:
- Use an external cause code following the code for the eye condition, if applicable, to identify the cause of the eye condition